Tuning CPU Performance

Much of a processor's time is spent running application code, which means that it is up to the application developer to tune and optimize that code for better performance. However, system administrators also can tune CPUs to get peak performance from available resources. This section documents some of the most effective options for tuning CPU usage, including:

  • Choosing compiler options

  • Prioritizing processes

  • Upgrading processors

  • Utilizing multiple processors

  • Tracing processes

Choosing the Right Compiler Options

Many system administrators build a significant number of third-party applications from source code such as Perl and Apache. One of the easiest ways to boost performance is to use the compiler's optimization features ...

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